meson: qtest: set "depends" correctly

This does not have any effect on Meson's behavior itself, since "meson test"
always rebuilds everything (that is one reason why we are not using it...).
However, mtest2make can use this information to do a selective rebuild
for the requested suite.

Cc: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/meson.build b/meson.build
index 34d4ff96aa570d81ab4954b528ad729fe4751118..32f614b3ddedeb145999c2ce0cdb76ebfa9dfbce 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -1103,7 +1103,7 @@ common_all = static_library('common',
 
 feature_to_c = find_program('scripts/feature_to_c.sh')
 
-emulators = []
+emulators = {}
 foreach target : target_dirs
   config_target = config_target_mak[target]
   target_name = config_target['TARGET_NAME']
@@ -1222,7 +1222,8 @@ foreach target : target_dirs
     }]
   endif
   foreach exe: execs
-    emulators += executable(exe['name'], exe['sources'],
+    emulators += {exe['name']:
+         executable(exe['name'], exe['sources'],
                install: true,
                c_args: c_args,
                dependencies: arch_deps + deps + exe['dependencies'],
@@ -1231,6 +1232,7 @@ foreach target : target_dirs
                link_depends: [block_syms, qemu_syms] + exe.get('link_depends', []),
                link_args: link_args,
                gui_app: exe['gui'])
+    }
 
     if 'CONFIG_TRACE_SYSTEMTAP' in config_host
       foreach stp: [
@@ -1276,7 +1278,6 @@ if xkbcommon.found()
                            dependencies: [qemuutil, xkbcommon], install: have_tools)
 endif
 
-qemu_block_tools = []
 if have_tools
   qemu_img = executable('qemu-img', [files('qemu-img.c'), hxdep],
              dependencies: [authz, block, crypto, io, qom, qemuutil], install: true)

diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index 874b5be62be292deb90ed28382c6cedb1f6ae4df..4f7757ee93501b65c3870ba7683797ec5811db1e 100644 (file)
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -228,10 +228,15 @@ foreach dir : target_dirs
   endif
 
   target_base = dir.split('-')[0]
+  qtest_emulator = emulators['qemu-system-' + target_base]
   qtests = get_variable('qtests_' + target_base, []) + qtests_generic
 
+  test_deps = []
   qtest_env = environment()
-  qtest_env.set('QTEST_QEMU_IMG', './qemu-img')
+  if have_tools
+    qtest_env.set('QTEST_QEMU_IMG', './qemu-img')
+    test_deps += [qemu_img]
+  endif
   qtest_env.set('G_TEST_DBUS_DAEMON', meson.source_root() / 'tests/dbus-vmstate-daemon.sh')
   qtest_env.set('QTEST_QEMU_BINARY', './qemu-system-' + target_base)
   
@@ -248,6 +253,7 @@ foreach dir : target_dirs
     # FIXME: missing dependency on the emulator binary and qemu-img
     test('qtest-@0@: @1@'.format(target_base, test),
          qtest_executables[test],
+         depends: [test_deps, qtest_emulator],
          env: qtest_env,
          args: ['--tap', '-k'],
          protocol: 'tap',